About 3,400 Citigroup credit card customers suffered a loss of $2.7 million during a security breach earlier this year, according to a Wall Street Journal report.
Citi acknowledged earlier this month that a May 10 breach compromised the company's online account system, allowing the attackers to access names, account numbers, and contact information for the affected customers. However, Citi said that Social Security numbers, birth dates, card expiration dates, and card security codes were not compromised.
The banking giant said its customers will not be liable for the losses.
Citi originally said the breach affected about 1 … Read more